package jdbc;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

public class JDBCDemo6 {
    public static void main(String[] args) {
        try(Connection connection = DBUtil.getConnection();){
            Statement statement=connection.createStatement();
            String sql = "SELECT t.name,t.salary,c.name,c.floor " +
                         "FROM teacher t " +
                         "JOIN class c ON t.id=c.teacher_id " +
                         "WHERE t.name='王克晶'";
            ResultSet rs=statement.executeQuery(sql);
            while(rs.next()){
                String tName=rs.getString("t.name");
                int tSalary=rs.getInt("t.salary");
                String cName=rs.getString("c.name");
                int cFloor=rs.getInt("c.floor");
                //System.out.println(tName+","+tSalary+","+cName+","+cFloor);
                String line = String.join(":",tName,tSalary+"",cName,cFloor+"");
                System.out.println(line);
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
